educoder/app/controllers/item_baskets_controller.rb

class ItemBasketsController < ApplicationController
  before_action :require_login

  def index
    @item_baskets = current_user.item_baskets
    @single_questions = @item_baskets.where(item_type: "SINGLE")
    @multiple_questions = @item_baskets.where(item_type: "MULTIPLE")
    @judgement_questions = @item_baskets.where(item_type: "JUDGMENT")
    @program_questions = @item_baskets.where(item_type: "PROGRAM")
  end

  def basket_list
    @single_questions_count = current_user.item_baskets.where(item_type: "SINGLE").count
    @multiple_questions_count = current_user.item_baskets.where(item_type: "MULTIPLE").count
    @judgement_questions_count = current_user.item_baskets.where(item_type: "JUDGMENT").count
    @completion_questions_count = current_user.item_baskets.where(item_type: "COMPLETION").count
    @subjective_questions_count = current_user.item_baskets.where(item_type: "SUBJECTIVE").count
    @practical_questions_count = current_user.item_baskets.where(item_type: "PRACTICAL").count
    @program_questions_count = current_user.item_baskets.where(item_type: "PROGRAM").count
  end

  def create
    ItemBaskets::SaveItemBasketService.call(current_user, create_params)
    render_ok
  rescue ApplicationService::Error => ex
    render_error(ex.message)
  end

  def destroy
    item = current_user.item_baskets.find_by!(item_bank_id: params[:id])
    ActiveRecord::Base.transaction do
      current_user.item_baskets.where(item_type: item.item_type).where("position > #{item.position}").update_all("position = position -1")
      item.destroy!
    end
    render_ok
  end

  def delete_item_type
    baskets = ItemBasket.where(item_type: params[:item_type])
    baskets.destroy_all
    render_ok
  end

  private

  def create_params
    params.permit(item_ids: [])
  end
end